{"nhtsa_id":10003817,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-11-03","date":"2003-07-11","document_id":"071103","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS","mfr_system":null,"summary":"GM SERVICE KNOW-HOW SEMINAR REGARDING TIMING TENSIONER KIT. MAKE/MODEL/YEAR UNKNOWN. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10003817","components":[{"id":"engine","name":"Engine","parent":null},{"id":"drive-belt","name":"Drive belts","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"GMC","model":"GMC","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}